Home / 94,168.32-141,264-38,780.16

Finding the Fourth Proportional to 94,168.32, 141,264 and 38,780.16

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Solution

The fourth proportional to 94,168.32, 141,264 and 38,780.16 is: 58,174.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,168.32 : 141,264 = 38,780.16 : x
  2. Step 2: Convert to fraction form
    94,168.32/141,264 = 38,780.16/x
  3. Step 3: Cross multiply
    94,168.32x = 141,264 × 38,780.16
  4. Step 4: Simplify right side
    94,168.32x = 5,478,240,522.24
  5. Step 5: Solve for x
    x = 5,478,240,522.24/94,168.32
  6. Step 6: Final answer
    x = 58,174.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.